计算：（-1）2009-+=（）。-八年级数学

更多内容推荐

• Once fighting_____ between the two villages and many people were killed.A．broke outB．was broken out
• 下列计算错误的是[]A.B.C.D.-九年级数学
• 计算：（1）；（2）。-九年级数学
• Iguessyouwereinahurry.Look! You_______yoursweaterinsideout.A．hadwornB．woreC．arewearingD．werewearing-
• 下列计算正确的是[]A.（a-b）2=a2-b2B.a2·a3=a5C.2a+3b=5abD.3-2=1-九年级数学
• 下列各式运算中，正确的是[]A、3a·2a=6aB、C、=2D、（2a+b）（2a-b）=2a2-b2-九年级数学
• Stop! You can never touch this machine when it ________, it is very dangerous. A．has been operatedB．
• It was the first time we _______ a film in the cinema together as a family.A．seeB．had seenC．sawD．hav
• By the time these books were published, he _____ addicted to them.A．had becomeB．becomesC．has becomeD
• 化简：2-=（）。-八年级数学
• The number of people in the world__________ about 6 billion and large quantities of waste ____ each
• --- Joan, what_________in your hand?--- Look! It's a birthday gift for my grandmother.A．had you
• 计算：（1）；（2）。-八年级数学
• My parents have promised to come to see me before I ____for Africa.A．have leftB．leaveC．leftD．will le
• —-Computers are becoming more and more important these years.—-Yes. Without them human life quite di
• —-Is it possible for us to meet at ten o’clock tomorrow morning?—-Sorry, it is certainly not. I an i
• 计算：=（）。-九年级数学
• （1）；（2）；（3）化简：。-九年级数学
• . –Tom, go to the office to fetch the papers. Who would you rather with you, Wang Lin or Li Feng? --
• 如图，实数a、b在数轴上的位置，化简。-九年级数学
• Stay awake！You should know that it ________to sleep in class.A．doesn’t permitB．is not permittedC．wil
• Three months ____ before we knew it.A．passed byB．wentC．went byD．past-高一英语
• 化简：（）2+=（）。-八年级数学
• 下列运算正确的是[]A.a+b-（a-b）=0B.C.（m-1）（m+2）=m2-m+2D.（-1）2010-1=2009-九年级数学
• 计算：。-九年级数学
• ——Tommy is plannning to buy a car.——I know. By next month, he ___enough for a used one.A．savesB．save
• By the time Fred gets back home, his girlfriend for London to study.A．will have leftB．leavesC．has le
• —— May I see you at 4 o’clock this afternoon?—— I’m afraid not, I a charity meeting then.A．will atte
• 化简：-八年级数学
• 若的整数部分是a，小数部分是b，则a-=（）。-九年级数学
• The palace caught fire three times in the last century and little of the original building ____now.A
• 如图所示，实数a、b在数轴上的位置，化简：。-八年级数学
• – Have you moved in the new house? – Not yet, the rooms ____.A．are being paintedB．are paintingC．are
• The film ____ this Sunday.A．is going to showB．is showingC．is to be shownD．is about to be shown-高一英语
• 计算：（1）；（2）。-九年级数学
• 计算：（1）-+；（2）--。-八年级数学
• A balloon as it is filled with air.A．is increasedB．increasesC．expandsD．is expanded-高一英语
• — Hi, Michelle, I can’t find my e-dictionary.— Sorry, I it. I guess I put it on the top shelf with
• 计算：的结果是（）。-九年级数学
• —Sorry, I didn’t hear the door bell ring.—Your bell . Perhaps it needs repairing.A．never workedB．is
• The suggestion they all objected to________to be effective finally.A．provingB．proveC．had provedD．pro
• By the time the police came to rescue the old woman, she _______for four days under the house.A．buri
• 化简：（）-九年级数学
• 求下列各式的值。（1）；（2）-；（3）。-八年级数学
• ----Mr. Hu, have you finished correcting the papers? ----Not yet, the papers _______. You _______ ge
• The boy whom you lent the bike to ____ by a car.A．hitB．be hitC．having been hitD．was hit-高一英语
• –You used to live in the city, ____ you? –Yes, but so far I’ve already get used to ____ in the count
• 实数a、b在数轴上的位置如图所示。化简：-+-九年级数学
• 估算-2的值在下列哪两个数之间[]A.1和2B.2和3C.3和4D.4和5-九年级数学
• 下列计算正确的是[]A.B.C.D.=2-八年级数学